A Boston Globe Best Children's Book of 2017A 2017 BCCB Blue Ribbon BookA 2017 New York Public Library Best Book for KidsA 2017 VOYA Top Shelf Fiction Pick for Middle School ReadersA 2018 NCTE Notable Verse NovelA 2018 CCBC Choices BookClaire and Abi have always loved their summers at the lake house, but this year, everything's different. Dad and Pam, their stepmom, are expecting a new baby, and they've cleared out all of Mom's belongings to make room. And last summer, Abi was looking at boys, but this summer, boys are looking back at her. While Abi sneaks around, Claire is left behind to make excuses and cover up for her. Claire doesn't want her family to change, but there doesn't seem to be a way of stopping it. By the end of their time at the house, the two sisters have learned that growing up doesn't have to mean their family growing apart. WHEN MY SISTER STARTED KISSING is Helen Frost's beautiful novel-in-verse about summertime and coming of age.A Margaret Ferguson Book